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All results from a given calculation for NHCHSH (Methanimidothioic acid)

using model chemistry: B2PLYP=FULL/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULL/6-311+G(3df,2p)
 hartrees
Energy at 0K-492.736181
Energy at 298.15K-492.739884
HF Energy-492.496186
Nuclear repulsion energy94.374927
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B2PLYP=FULL/6-311+G(3df,2p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3501 3501 6.87 187.70 0.30 0.46
2 A' 3076 3076 22.59 117.03 0.37 0.54
3 A' 2706 2706 3.02 96.75 0.19 0.32
4 A' 1640 1640 172.30 25.86 0.23 0.38
5 A' 1384 1384 20.76 4.08 0.08 0.16
6 A' 1198 1198 26.69 12.62 0.43 0.60
7 A' 936 936 56.49 5.12 0.13 0.24
8 A' 715 715 71.55 4.64 0.08 0.15
9 A' 427 427 18.14 3.43 0.33 0.49
10 A" 1061 1061 2.01 0.28 0.75 0.86
11 A" 735 735 77.41 1.40 0.75 0.86
12 A" 391 391 27.64 0.29 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8884.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8884.6 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/6-311+G(3df,2p)
ABC
1.95371 0.20265 0.18361

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.236 1.048 0.000
C2 0.000 0.765 0.000
S3 -0.613 -0.876 0.000
H4 1.377 2.055 0.000
H5 -0.813 1.493 0.000
H6 0.597 -1.453 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.26742.66821.01732.09582.5810
C21.26741.75211.88671.09082.2969
S32.66821.75213.54302.37751.3402
H41.01731.88673.54302.26023.5939
H52.09581.09082.37752.26023.2655
H62.58102.29691.34023.59393.2655

picture of Methanimidothioic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 S3 123.371 N1 C2 H5 125.260
C2 N1 H4 110.863 C2 S3 H6 95.005
S3 C2 H5 111.368
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability